At least two classrooms were badly damaged in a fire at Sacred Heart Girl's College in Hamilton overnight.
A police spokeswoman confirmed this morning the fire is being treated as suspicious. Detectives will be at the scene today.
![A staff room, classroom and resource rooms at Sacred Heart Girls' College were damaged by fire on Friday night. Photo / Natalie Akoorie](https://www.nzherald.co.nz/resizer/v2/UNVS44EWYPUW3SVGZYSIYUPMXU.jpg?auth=2045b758178ee5b2fe676db65ca5054dc09e11f18458a58efca29ef259ba1a0f&width=16&height=12&quality=70&smart=true)
The fire began just before midnight and a number of people saw it and called 111.
It took 40 firefighters five hours to put the flames out.